Finally fixed sprite caching. For now it works only for one map, need to develop mapmanager and have a list of cached sprites for each map.

common.py

@@ -5,12 +5,6 @@ from dataclasses import dataclass, field
 from copy import deepcopy
 import pygame
 
-
-def scale_image(image, n):
-    orig_size = image.get_size()
-    new_size = (int(orig_size[0] * n), int(orig_size[1] * n))
-    return pygame.transform.smoothscale(image, new_size)
-
 def path_exists(data, path):
     current = data
     for key in path: